r3dfox browser

This page was last updated at: Mar 9, 2026

r3dfox is a web browser that runs on Desktop devices.

r3dfox or r3dactedfox is a fork of release branch Mozilla Firefox made for Windows Vista, 7, and 8. r3dfox also comes with limited compatibility for Windows XP using One Core API. The main goal is to be similar to stock Firefox while providing Vista+ compatibility as a fork point. However there are also some additional tweaks and adjustments.

— r3dfox developers

About r3dfox

Browser URL eclipse.cx/projects/r3dfox
Tag line Eclipse r3dfox, a modern Firefox based web browser for Windows Vista and 7!
Development Status Active
The browser is actively maintained and developed
Launched 2024
Operating Systems Windows
Device platform Desktop
Rendering Engine Gecko
Fork of Firefox
Retro Operating System? r3dfox runs on an older operating system
Windows Vista, 7, and 8, partial support for XP
Source Code Repository? r3dfox has a public source-code repository

Get r3dfox

Source Code Repository https://github.com/Eclipse-Community/r3dfox